20826923203 has 2 divisors, whose sum is σ = 20826923204. Its totient is φ = 20826923202.

The previous prime is 20826923189. The next prime is 20826923219. The reversal of 20826923203 is 30232962802.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20826923203 - 2⁹ = 20826922691 is a prime.

It is not a weakly prime, because it can be changed into another prime (20826923233) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10413461601 + 10413461602.

It is an arithmetic number, because the mean of its divisors is an integer number (10413461602).

Almost surely, 2^20826923203 is an apocalyptic number.

20826923203 is a deficient number, since it is larger than the sum of its proper divisors (1).

20826923203 is an equidigital number, since it uses as much as digits as its factorization.

20826923203 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 62208, while the sum is 37.

The spelling of 20826923203 in words is "twenty billion, eight hundred twenty-six million, nine hundred twenty-three thousand, two hundred three".